Home / 2,189,746.47-3,022,105.08-1,821,573.23

Finding the Fourth Proportional to 2,189,746.47, 3,022,105.08 and 1,821,573.23

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Solution

The fourth proportional to 2,189,746.47, 3,022,105.08 and 1,821,573.23 is: 2,513,983.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,189,746.47 : 3,022,105.08 = 1,821,573.23 : x
  2. Step 2: Convert to fraction form
    2,189,746.47/3,022,105.08 = 1,821,573.23/x
  3. Step 3: Cross multiply
    2,189,746.47x = 3,022,105.08 × 1,821,573.23
  4. Step 4: Simplify right side
    2,189,746.47x = 5,504,985,696,864.48
  5. Step 5: Solve for x
    x = 5,504,985,696,864.48/2,189,746.47
  6. Step 6: Final answer
    x = 2,513,983.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.